PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1840633Screw,machine

Cme Arma, Inc. Dba Cme Arma Inc · NSN 5305-00-423-4909 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-423-4909 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-423-4909. Primary manufacturer part number: 1840633.
Features
  • Screw,machine — FSC 5305
  • Internal Drive Style: SLOT
  • Head Height: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Fastener Length: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
  • Thread Class: 2A A
  • Head Diameter: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 32
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-423-4909, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cme Arma, Inc. Dba Cme Arma Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-423-4909
Primary Part Number1840633
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCme Arma, Inc. Dba Cme Arma Inc
StatusACTIVE
Internal Drive StyleSLOT
Head Height0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
Thread Class2A A
Head Diameter0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Nominal Thread Diameter0.138 INCHES IN
Thread Length0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
Head StyleBUTTON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4720-00-078-255072036 INTERCHANGEABLE
Hose Assembly,nonmetallic
Mcneil Ohio Corp
5950-01-069-9394 INTERCHANGEABLE
Coil,radio Frequency
5305-01-109-5456 INTERCHANGEABLE
Screw,cap,socket Head
4820-01-397-706572036 INTERCHANGEABLE
Valve,check
Karl Senner, L.l.c. Dba Karl Senner Inc
5995-01-733-878272036 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Videoray Llc Dba Videoray Llc
Cross-Reference Index
Part NumberManufacturer
1840633 Euclid Inc (USA)
1840633 General Motors Corp (USA)
1840633 PRIMARY Cme Arma, Inc. Dba Cme Arma Inc (USA)
72036 Little Giant Crane and Shovel Inc (USA)
1840633 Terex Corp (USA)
1840633 Borgwarner Pds (anderson), L.l.c. (USA)
1840633 General Motors Corp Delco Remy Div (USA)
5305004234909 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
4720-00-078-2550INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
72036
5950-01-069-9394INTERCHANGEABLE
COIL,RADIO FREQUENCY
5305-01-109-5456INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
4820-01-397-7065INTERCHANGEABLE
VALVE,CHECK
72036
5995-01-733-8782INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
72036

Frequently Asked Questions

What is NSN 5305-00-423-4909?

NSN 5305-00-423-4909 is a Screw,machine, manufactured by Cme Arma, Inc. Dba Cme Arma Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-423-4909?

NSN 5305-00-423-4909 has 8 cross-referenced part numbers: 1840633 (Euclid Inc), 1840633 (General Motors Corp), 1840633 (Cme Arma, Inc. Dba Cme Arma Inc), 72036 (Little Giant Crane and Shovel Inc), 1840633 (Terex Corp) and 3 more.

What NSN replaces 5305-00-423-4909?

There are 5 known substitutes for 5305-00-423-4909: 4720-00-078-2550, 5950-01-069-9394, 5305-01-109-5456 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1840633?

Key specifications for 1840633: Internal Drive Style: SLOT; Head Height: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Fastener Length: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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